package com.iuhao.web.core.utils;

import net.sourceforge.pinyin4j.PinyinHelper;
import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;

/**
 * Created by yangpeng<yangpeng01@vcredit.com>.
 * Date: 2016/7/8
 */

public class NameParser {

    public static String cn2FirstSpell(String chinese) {
        StringBuffer pybf = new StringBuffer();
        char[] arr = chinese.toCharArray();
        HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
        defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
        defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
        for (int i = 0; i < arr.length; i++) {
            if (arr[i] > 128) {
                try {
                    String[] _t = PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat);
                    if (_t != null) {
                        pybf.append(_t[0].charAt(0));
                    }
                } catch (BadHanyuPinyinOutputFormatCombination e) {
                    return "";
                }
            } else {
                pybf.append(arr[i]);
            }
        }
        return pybf.toString().replaceAll("\\W", "").trim();
    }

    /**
     * 获取汉字串拼音，英文字符不变
     *
     * @param chinese 汉字串
     * @return 汉语拼音
     */
    public static String cn2Spell(String chinese) {
        if (chinese == null || chinese.equals("")) {
            return "";
        } else {
            StringBuffer pybf = new StringBuffer();
            char[] arr = chinese.toCharArray();
            HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
            defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
            defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
            for (int i = 0; i < arr.length; i++) {
                if (arr[i] > 128) {
                    try {
                        String[] str = PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat);
                        if (str == null || str.length == 0) {
                            break;
                        }
                        pybf.append(PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat)[0]);
                    } catch (BadHanyuPinyinOutputFormatCombination e) {
                        break;
                    }
                } else {
                    pybf.append(arr[i]);
                }
            }
            return pybf.toString();
        }
    }
}
